The box stopped moving because the force stopped pushing . The average speed of the box would be 5 meters per second
Enzymes are sometimes called biological catalysts
Answer:
They digest without the use of teeth.
Explanation:
The food trickles from the crop into the bird's stomach (proventriculus or gizzard) where digestive enzymes are added to the mix and physical grinding of the food occurs. The gizzard is why chickens do not need teeth.
Answer:
A
Explanation:
The restriction enzymes cut the isolated DNA into fragments
